Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 8 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 08/05/2023   15:55:34   (   0.44, 155.63) (   0.83, 153.93)  193.27                80
 08/06/2023   15:34:34   (   0.42, 154.66) (  -0.40, 158.34)  419.02                80
 08/08/2023   03:59:49   (  -0.44, 153.14) (  -0.50, 152.86)   32.41                80
 08/09/2023   16:22:14   (   0.45, 151.67) (   1.38, 147.41)  485.59                80
 08/10/2023   16:01:14   (   0.43, 150.71) (   0.20, 151.83)  126.87                80
 08/12/2023   04:26:28   (  -0.44, 149.19) (  -1.10, 146.34)  325.42                80
 08/13/2023   04:05:28   (  -0.42, 148.22) (   0.14, 150.75)  288.03                80
 08/14/2023   16:30:34   (   0.43, 146.74) (   0.72, 145.30)  164.04                80
 08/15/2023   16:09:33   (   0.42, 145.77) (  -0.46, 149.71)  449.23                80
 08/17/2023   04:34:48   (  -0.42, 144.25) (  -0.43, 144.23)    2.09                80
 08/18/2023   16:57:12   (   0.42, 142.75) (   1.35, 138.79)  452.17                80